intervention frequency (months)
1 6 12
1
Presence of corrosions
X
2
Panel fixing
X
3
Fan fixing
X
4
coil cleaning
X
5
Water filter cleaning
X
6
water: quality, pH, glycol concentration
X
7
check exchanger efficiency
X
8
circulation pump
X
9
Check of the fixing and the insulation of the power lead
X
10
earth cable check
X
11
Electric panel cleaning
X
12
power remote controls status
X
13
clamp closure, cable isolation integrity
X
14
Voltage and phase unbalancing (no load and on-load)
X
15
Absorptions of the single electrical loads
X
16
compressor casing heaters test
X
17
Checking for leaks *
*
18
cooling circuit work parameter detection
X
19
safety valve *
*
20
protective device test: pressure switches, thermostats, flow switches etc..
X
21
control system test: setpoint, climatic compensations, capacity stepping, air flow-rate
X
22
Control device test: alarm signalling, thermometers, probes, pressure gauges etc
X
NOTE
Refer to the local regulations. Companies and technicians
performing installation, maintenance/repair, leak control and
recovery operations must be CERTIFIED as set out by the
local regulations.
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